1/*-
2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Chris Torek.
7 *
8 * Redistribution and use in source and binary forms, with or without

--- 20 unchanged lines hidden (view full) ---

29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#if defined(LIBC_SCCS) && !defined(lint)
34static char sccsid[] = "@(#)wbuf.c 8.1 (Berkeley) 6/4/93";
35#endif /* LIBC_SCCS and not lint */
36#include <sys/cdefs.h>
37__FBSDID("$FreeBSD: stable/10/lib/libc/stdio/wbuf.c 249810 2013-04-23 14:36:44Z emaste $");
38
39#include <stdio.h>
40#include "local.h"
41
42/*
43 * Write the given character into the (probably full) buffer for
44 * the given file. Flush the buffer out if it is or becomes full,
45 * or if c=='\n' and the file is line buffered.
46 *

--- 7 unchanged lines hidden (view full) ---

54 /*
55 * In case we cannot write, or longjmp takes us out early,
56 * make sure _w is 0 (if fully- or un-buffered) or -_bf._size
57 * (if line buffered) so that we will get called again.
58 * If we did not do this, a sufficient number of putc()
59 * calls might wrap _w from negative to positive.
60 */
61 fp->_w = fp->_lbfsize;
62 if (prepwrite(fp) != 0)
63 return (EOF);
64 c = (unsigned char)c;
65
66 ORIENT(fp, -1);
67
68 /*
69 * If it is completely full, flush it out. Then, in any case,
70 * stuff c into the buffer. If this causes the buffer to fill
71 * completely, or if c is '\n' and the file is line buffered,

--- 18 unchanged lines hidden ---